Functions at a glance

• 2-wire connection (neutral conductor not required)
• Neutral conductor optionally connectable (recommended for the connection of low loads < 10 W/VA).
• For switching lighting systems.
• Operation in 1gang 2way installations via push switch-unit for combination with flush-mounted units.
• Operation also possible via conventional push buttons (2020 US, 2021/6 UK).
• Without control cover.
• For control element flex, 1gang, 64711.
• For control element flex, 1gang, wireless, 62711-WL.
• For control element flex, 2gang, 64721.
• For control element flex, 2gang, wireless, 62721-WL.
• For Busch-Comfort switch flex control element 64765-... .
• For Busch-Watchdog 180 flex sensors 6476x ... .
• For Busch-Watchdog 180 flex sensors, wireless, 6276x-...-WL.
• Combinable with extension insert flex, 64891 U.

• Rated voltage: 230 V~, +10 % / -10 %
• Rated frequency: 50 Hz
• Power dissipation: 0.5 W

• Outputs: 1 Normally open contact, potential-bound
• suitable for: 230 V- LEDi, typical.
  • Rated output: 3 - 240 VA
• suitable for: 230 V incandescent lamps/230 V halogen lamps
  • Rated output: 10 - 240 W

• Temperature range (device): -5 °C - 45 °C
• Storage temperature range: -25 °C - 70 °C

• Dimensions: (L x W x D): 71 mm x 71 mm x 30 mm
• Mounting depth: 25 mm

• Use only dimmable high-voltage LEDs.
• Only in conjunction with standard flush-mounting boxes according to DIN 49073, erect or Busch-Jaeger No. 3040 wallbox stonework, 3050 wallbox cavity wall or 3060 wallbox concrete)
• For the activation of energy-saving lamps, conventional and electronic ballasts, the relay insert 64811 U is to be used.
• For the activation of relay and automatic stairwell timer, the relay insert 64811 U is to be used.